Carrier KR11AZ506 Blower Pulley 4 3/4 " OD 5/8 " Bore

The Carrier KR11AZ506 Blower Pulley on its HVAC systems and is vital since it transfers power from the motor to the blower fan. Constructed out of steel. It has an outer diameter of 4 3/4 inches and a bore of 5/8 inch and also has grooves marked 4L, A and B. These grooves complement another belt to make sure the fan rotates as it should. In other words, the KR11AZ506 pulley is analogous to a bridge, which conveys rotary force from the motor to the blower fan. This process circulates air around the HVAC system making the home comfortable throughout its environs.